Drug interactions
Cinnamon + Rosiglitazone
Severity: Minor
Cinnamon and Rosiglitazone: minor interaction.
Last updated
For healthcare professionals — reference only. This page is a brief summary, not medical advice and not a substitute for official labeling or clinical judgement. Always verify before prescribing or dispensing.
Summary
Cinnamon may modestly lower blood glucose and could add to the effect of rosiglitazone. Clinically significant hypoglycemia is unlikely but possible with large amounts or supplements.
What this interaction means in plain words
Cinnamon and Rosiglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised.
Why it happens
Additive pharmacodynamic glucose-lowering effect, possibly through improved insulin sensitivity.
What to do
Monitor home glucose readings if cinnamon supplements are started or stopped. Adjust rosiglitazone only if glucose trends change.
What to ask your pharmacist
- Is there anything I should notice while taking both?
- Do I need to tell my doctor at the next visit?
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Other interactions of Rosiglitazone
- Insulin aspart protamine / insulin aspart + Rosiglitazone Major
- Insulin aspart-insulin aspart protamine + Rosiglitazone Major
- Insulin aspart + Rosiglitazone Major
- Insulin degludec / insulin aspart + Rosiglitazone Major
- Insulin degludec-insulin aspart + Rosiglitazone Major
- Insulin degludec-liraglutide + Rosiglitazone Major
Frequently asked questions
Can I take Cinnamon with Rosiglitazone?
MediHelp rates the interaction as minor. Cinnamon and Rosiglitazone have a small, usually unimportant interaction. Most people can take both; the pharmacist may still mention it so that any unexpected effect is recognised. Cinnamon may modestly lower blood glucose and could add to the effect of rosiglitazone. Clinically significant hypoglycemia is unlikely but possible with large amounts or supplements.
How serious is the interaction between Cinnamon and Rosiglitazone?
MediHelp rates it minor, on a four-level scale (minor, moderate, major, contraindicated) based on published labels and references. What to do, in brief: Monitor home glucose readings if cinnamon supplements are started or stopped. Adjust rosiglitazone only if glucose trends change.
What other medicines interact with Rosiglitazone?
MediHelp also lists interactions of Rosiglitazone with, for example, Insulin aspart protamine / insulin aspart, Insulin aspart-insulin aspart protamine, Insulin aspart. The full list is on the Rosiglitazone page.
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